R. A. Sweitzer and J. Berger. 1993. Seasonal dynamics of mass and body condition in Great Basin porcupines (Erethizon dorsatum). Journal of Mammalogy 71(1):198-203 [ER 1988]

Contributed by John Alroy, entered by John Alroy on 2016-02-29

Samples: none

Size measurements: Erethizon dorsatum (body mass 11800 g), Erethizon dorsatum (body mass 8700 g)